Backpack finish system makes floor cleaning quick and easy. Ergonomic backpack holds 1.5 gallons of solution allows user to finish a 3,000 sq. ft. area with a single fill. Backpack features 3" opening for easy refilling. Venting channels and chest and waist straps on backpack provide comfort. Clean Connect hose easily connects backpack to trigger handle. Large, easy-to-use trigger dispenses finishing solution right where you need it. No-slip tip on mop handle prevents sliding down walls. Flow nylon mop head easily connects to the handle with Quick-Connect. Includes backpack, 58" trigger handle and nylon 19.75" flat mop. Shpg. wt. 8.2 lbs.